Answer:
The correct answer is letter "C": feedback.
Explanation:
Feedback control refers to obtaining improvement suggestions typically by consumers or suppliers in a supply chain that allows companies to increase efficiency in their processes. It is useful at the moment of measuring customers' satisfaction with the goods or services provided and could determine the likelihood of those individuals acquiring again goods or services from the firm.
In some cases, control feedback includes a comment section where clients can give additional information on what they would change of the service they received or from the good they bought.
If I'm correct-- by outdoor advertising do you mean commercials and ads encouraging people to go outside?
Training is working hard and development is getting better
